import turtle
def drawSnake(rad,angle,len,neckrad):
	mycolor = ["black","red","red","blue","yellow"]
	yocolor = ["yellow","green","yellow","red","red"]
	for i in range(len):
		turtle.pencolor(mycolor[i])
		turtle.circle(rad,angle)
		turtle.pencolor(yocolor[i])
		turtle.circle(-rad,angle)
	turtle.pencolor("green")
	turtle.circle(rad,angle/2)
	turtle.pencolor("yellow")
	turtle.fd(rad)
	turtle.pencolor("red")
	turtle.circle(neckrad+1,180)
	turtle.pencolor("green")
	turtle.fd(rad*2/3)

def main():
    turtle.setup(1300,800,0,0)
    pythonsize=30;
    turtle.pensize(pythonsize)
    turtle.seth(-40)

    drawSnake(40,80,5,pythonsize/2)

main()
